Big Bang - Wikipedia

The Big Bang theory is the prevailing cosmological model for the observable universe from the earliest known periods through its subsequent large-scale evolution. The model describes how the universe expanded from a very high-density and high-temperature state...

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Big Bang Wiki | FANDOM powered by Wikia

Big Bang Theory Wikia. The Big Bang Theory Wiki

The Big Bang Theory - Wikipedia

The Big Bang Theory is an American television sitcom created by Chuck Lorre and Bill Prady, both of whom serve as executive producers on the series, along with Steven Molaro. All three also serve as head writers. The show premiered on CBS on September 24, 2007.

The Big Bang Wikia | FANDOM powered by Wikia

The Big Bang Theory Wiki

The Big Bang Theory Wiki | FANDOM powered by Wikia